Add Danger.js

.travis.yml

@@ -2,6 +2,7 @@ language: node_js
 node_js:
  - "7"
 before_script:
+ - yarn danger ci
  - npm install grunt-cli -g
  - "export DISPLAY=:99.0"
  - "sh -e /etc/init.d/xvfb start"

CHANGELOG.md

@@ -8,6 +8,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 - Add system notification `MODULE_DOM_CREATED` for notifying each module when their Dom has been fully loaded.
 - Add types for module.
+- Implement Danger.js to notify contributors when CHANGELOG.md is missing in PR.
 
 ### Fixed
 - News article in fullscreen (iframe) is now shown in front of modules.

dangerfile.js

@@ -0,0 +1,9 @@
+import { message, danger } from "danger"
+
+// Add a CHANGELOG entry for app changes
+const hasChangelog = includes(danger.git.modified_files, "CHANGELOG.md")
+const isTrivial = contains((danger.github.pr.body + danger.github.pr.title), "#trivial")
+
+if (!hasChangelog && !isTrivial) {
+    warn("Please add a `CHANGELOG.md` entry for your changes.")
+}

package.json

@@ -36,6 +36,7 @@
     "chai": "^4.1.2",
     "chai-as-promised": "^7.1.1",
     "current-week-number": "^1.0.7",
+    "danger": "^3.1.3",
     "grunt": "latest",
     "grunt-eslint": "latest",
     "grunt-jsonlint": "latest",